3. Compute the shear stresses. At the top of the side wall the thickness, 1, is 24 in. The torsional shear stress at the top of the walls is T = q/t = 446/24 = 18.6 psi
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- The hollow drill pipe for an oil well (sec figure) is 6,2 in. in outer diameter and 0.75 in. in thickness. Just above the bit, the compressive force in the pipe (due to the weight of the pipe) is 62 kips and the torque (due to drilling) is 185 kip-in. Determine the maximum tensile, compressive, and shear stresses in the drill pipe.A spherical balloon is filled with a gas. The outer diameter of the balloon is 20 in. and the thickness is 0,012 in. Calculate the maximum permissible pressure in the balloon if the allowable tensile stress and the allowable shear stress in the balloon are 1 ksi and 0.3 ksi, respectively.The stresses on an element are sx= 1000 Psi. sy= 500 psi, and txy= 350 psi. Find the stresses acting on an element oriented at an angle 0 = 250. Show these stresses on the rotated element.
- ‘7.3-11 The stresses on an element are sx= -300 psi and sy= 600 psi. Find the maximum shear stresses on the element and show them on a sketch of a properly oriented clement.The stresses at a given point in a stressed body relative to rectangular axes are ox=20, y = -40, o₂ = 30 Txy = 15, Txx = -32, Tyz = 24 (in units of ksi) Compute the normal and maximum shear stresses on a plane through the point whose normal makes angles 45° with the x-axis and 72° with the y-axis.3. An L-shaped bracket lying in a horizontal plane supports a load F = 1kN. The bracket has a hollow rectangular cross section with thickness t = 5mm and outer dimensions b = 50mm and h = 75mm. The centreline lengths of the arms are l1 = 0.5m and l2 = 0.75m.Calculate the stresses developed on the cross-section at attachment A of the L-shaped bracket.Assume : E = 2.1 x 105 MPa
- Find the stresses in each section and total change in length of the bar as shown in figure. The bar is subjected to an axial pull of 24 kN. Take the diameter of section 1 as 56 mm, length L1 as 44 mm, ,the dimensions of section 2 as 65 mm x 63 mm, L2 as 16 mm, section 3 is a square of size 30 mm, length L3 as 50 mm. Also take the Young’s modulus of sections as E1 = 2.1x105 N/mm2, E2 = 1.1x105 N/mm2, E3 = 0.75x105 N/mm2 (i) Stress in section 1 (unit in N/mm2) is = Answer for part 1 (ii) Stress in section 2 (unit in N/mm2) is = Answer for part 2 (iii) Stress in section 3 (unit in N/mm2) is = Answer for part 3 (iv) Total Change in length of the given bar (unit in mm) is =Based on the figure below, a pin supports a bar at Z and a cable supports X to Y around W. Determine the stress in the cable in megapascal with a diameter of 0.68 inch and a weight of 1,550 pounds. a = = 1 ft b= 3 ft c = 10 ft X bft Y W aft cft ZA beam with the cross section geometry and dimensions as shown in the figure and parameter table is subjected to an internal shear of V = 6 kip. Determine that shear-stress values at the numbered locations in the figure. Your written work should include a sketch of the shear profile over the entire cross-section (note that the beam is symmetrical so its shear profile will be as well). L3- parameter value units in in in in 6 kip L₁ L2 L3 LA V 4 8 1.5 1.5 6 T₁ at 4 in. above the NA = 3+ T2 at 3.25 in. above the NA = cc 080 BY NO SA 2021 Cathy Zupke The neutral axis is at line 5. Find the shear stress at the specified locations: ksi ↑ ksi T3+ at 2.5 in. above the HA fat the bottom of the flange) =
- The figure shows the cross section of a circular steel tube that is filled with concrete and topped with a rigid cap. Calculate the stresses in the steel and in the concrete caused by the 200-kip axial load. Use Est = 29 × 106 psi and Eco = 3:5 × 106 psi.P1 is the critical point. If the maximum permissible tensile stress is 150 MPa and themaximum permissible in-plane shear stress is 55 MPa, what is the largest load, P, that can beapplied by the rider? Where shaft OD = 32mm and thickness = 3.25mmFind the stresses in each direction, also find the change in volume of the block of dimension 110 mm x 55 mm x 40 mm, subjected to 3 mutually perpendicular loads. The load along length, breadth and depth directions are 14 kN (tensile), 20 kN (compressive), 10 kN (compressive) respectively. Take E as 160 GPa, Poisson's ratio as 0.3 (ENTER ONLY THE VALUES IN THE BOXES BY REFERRING THE UNIT GIVEN IN BRACKET & UPLOAD YOUR HAND WRITTEN ANSWERS IN THE LINK PROVIDED) The stress along length direction (Unit in MN/m?)=. The compressive stress along width direction (Unit in MN/m2)=. The compressive stress along depth direction (Unit in MN/m2)=. The change in volume of the block is (unit in mm3) =.